How to achieve relief and deep engraving?

In 3D engraving, relief should increase the contour, deep engraving does not.

Related Videos

You only need to shake up and down until the two red light indicator points coincide to quickly find the focal length.
Double Red Light to Quickly Find the Focal Length to Marking
Plastic laser marking machine application for logo, letters, customizable portable co2 laser engraving machine for more different products.
Plastic Laser Marking for Logo, Letters
Fiber laser engraving machine application on stainless steel for logo, numbers, fiber laser marking application for more materials.
Fiber Laser Engraving Logo Numbers on Stainless Steel Plate